import type { HeatFieldKernelRequest, HeatFieldKernelResult } from "./heat-field-wasm.js";
export interface HeatFieldWebGpuProfile {
    supported?: boolean;
    uploadBytes?: number;
    outputBytes?: number;
    quantizationScale?: number;
    uploadMs?: number;
    computeMs?: number;
    readbackMs?: number;
    totalMs?: number;
    error?: string;
}
export declare function heatFieldWebGpuAvailable(): boolean;
export declare function heatFieldWebGpuSupported(): Promise<boolean>;
export declare function buildHeatFieldWebGpu(request: HeatFieldKernelRequest, profile?: HeatFieldWebGpuProfile): Promise<HeatFieldKernelResult | null>;
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